{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Combination.Drug", "Treatment.Freq", "Subject.Age", "Treatment.Drug", "Treatment.Route", "Effect", "Treatment.Dosage", "Subject.Race", "Treatment.Disorder", "Subject.Disorder", "Subject.Gender", "Subject.Population", "Treatment", "Treatment.Duration", "Subject", "Treatment.Time_elapsed"]}, {"event_type": "adverse event", "trigger": true, "arguments": ["Subject.Disorder", "Treatment.Disorder", "Treatment.Freq", "Subject", "Treatment", "Treatment.Dosage", "Treatment.Time_elapsed", "Treatment.Route", "Subject.Population", "Effect", "Treatment.Duration", "Subject.Race", "Treatment.Drug"]}], "input": "A 46-year old man with a chronic hepatitis C virus infection received triple therapy with ribavirin, pegylated interferon and telaprevir."}
{"potential therapeutic event": [{"trigger": "received ", "arguments": {"Combination.Drug": ["pegylated interferon", "ribavirin", "telaprevir"], "Treatment.Freq": "NAN", "Subject.Age": "46-year old", "Treatment.Drug": ["pegylated interferon", "ribavirin", "telaprevir"], "Treatment.Route": "NAN", "Effect": "NAN", "Treatment.Dosage": "NAN", "Subject.Race": "NAN", "Treatment.Disorder": "a chronic hepatitis C virus infection", "Subject.Disorder": "NAN", "Subject.Gender": "man", "Subject.Population": "NAN", "Treatment": "triple therapy with ribavirin, pegylated interferon and telaprevir", "Treatment.Duration": "NAN", "Subject": "A 46-year old man with a chronic hepatitis C virus infection", "Treatment.Time_elapsed": "NAN"}}], "adverse event": []}